Removing test_type_caster_bare_interface, which was moved to the separate PR pybind#2834.

Author: rwgk

tests/CMakeLists.txt

@@ -132,7 +132,6 @@ set(PYBIND11_TEST_FILES
     test_stl.cpp
     test_stl_binders.cpp
     test_tagbased_polymorphic.cpp
-    test_type_caster_bare_interface.cpp
     test_union.cpp
     test_virtual_functions.cpp)